1522123242255 has 96 divisors (see below), whose sum is σ = 3290834327040. Its totient is φ = 632288643840.

The previous prime is 1522123242247. The next prime is 1522123242271. The reversal of 1522123242255 is 5522423212251.

1522123242255 is a `hidden beast` number, since 1 + 5 + 221 + 2 + 3 + 2 + 422 + 5 + 5 = 666.

It is not a de Polignac number, because 1522123242255 - 2³ = 1522123242247 is a prime.

It is a super-2 number, since 2×1522123242255² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 7765284 + ... + 7958886.

It is an arithmetic number, because the mean of its divisors is an integer number (34279524240).

Almost surely, 2^{1522123242255} is an apocalyptic number.

1522123242255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1522123242255 is an abundant number, since it is smaller than the sum of its proper divisors (1768711084785).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1522123242255 is a wasteful number, since it uses less digits than its factorization.

1522123242255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195901 (or 195898 counting only the distinct ones).

The product of its digits is 96000, while the sum is 36.

The spelling of 1522123242255 in words is "one trillion, five hundred twenty-two billion, one hundred twenty-three million, two hundred forty-two thousand, two hundred fifty-five".